President Biden calls for unity within NATO against Russia l ABCNL

At the NATO summit, President Joe Biden pledged to provide $1 billion in new humanitarian assistance to Ukraine, in addition to allowing 100,000 refugees into the U.S. WATCH the ABC News Live Stream Here:    • LIVE: Latest News Headlines and Events l A...   SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK   / abcnews   FOLLOW ABC News on TWITTER:   / abc   #ABCNews #JoeBiden #NATO #Refugees